
How to evaluate product search quality
A practical framework for evaluating product-search results: representative shopper queries, evidence checks, provenance and deliberate failure tests.
Author
Co-founder, simlir
Jay is the co-founder of simlir, working on product intelligence, product data, and search experiences for retailers and shopping assistants.
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A practical framework for evaluating product-search results: representative shopper queries, evidence checks, provenance and deliberate failure tests.

What AI search systems can read from public retailer pages, and how crawlability, structured data, internal links and stable identity support accurate discovery.

A ten-part audit for retail catalogues: identifiers, variants, attributes, specifications, descriptions, images, price, availability, links and market scope.

Image product search is only useful when the result is more than a visual match. The stages from photo to structured candidates, and how to handle confidence and ambiguity.

Keyword search matches terms. Natural language search preserves the shopper

Field by field: the identity, specification, media, review and price fields a product response needs for retrieval, comparison and explanation.

A price without its currency, retailer and checked time cannot be explained. How to model price snapshots honestly, and what to do with stale or missing values.

MCP suits tool use inside an agent workflow. REST suits direct service integration. A decision table, auth notes and an implementation checklist for choosing between them.

The catalogue fields shopping assistants rely on: stable identifiers, comparable specs, price and availability context, images and canonical links. With a readiness checklist.

A seven-stage architecture for shopping assistant search: intent, retrieval, structured records, provenance, comparison, MCP or REST access, and failure testing.

A semantic product database retrieves products by meaning and intent, returning structured records an application can inspect, compare and explain.